Tube tray



FIG. 1 is a front perspective view of a tube tray according to our design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view thereof shown in connection with additional environmental features that can be associated therewith.

The broken lines illustrate unclaimed environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for a tube tray, as shown and described. 